The 4x2 tractor can't get the rig moving on a slippery upgrade, so the trailer's powered rear axle provides a boost. Photo: Tom Berg from SAF-Holland video Powered trailer axles are unusual, even in ...

Ideal loading conditions are a rarity in the hauling industry. While loading equipment in the yard might not pose any difficulty, a level surface with plenty of room to maneuver is much harder to find ...

Putting a heavy load on a trailer may require a bit of math and imagination to get the axle weight right. But running with too much weight at one end or the other could affect the vehicle’s dynamic ...

Because of commercial vehicle gross-weight and axle-weight regulations, drivers will occasionally need to reposition the 5th wheel or the trailer axles for proper weight distribution. This video ...